AntsAntsArachnidsArachnids
BeesBeesBeetlesBeetles
BookliceBookliceBugsBugs
BumblebeesBumblebeesButterfliesButterflies
CicadasCicadasCrane fliesCrane flies
DragonfliesDragonfliesEarwigsEarwigs
FliesFliesIsopodsIsopods
LocustsLocustsMantisesMantises
MayfliesMayfliesMosquitoesMosquitoes
MyriapodsMyriapodsNet-wingedNet-winged
Plant-parasiticPlant-parasiticScorpion fliesScorpion flies
TermitesTermitesWaspsWasps
INSECTOIDGERENGDARK LIGHT
Home Arthropoda Imprint Contact
TAXFAMGENSPESUB
Checklist for Order Hymenoptera Linnaeus, 1758 (Ants)
and region Clark County (Indiana, USA)


Class
 
Insecta
Linnaeus, 1758
Insects, True insects
224
918
1157
Families
Genera
Species
 
Taxom
 

Subclass
 
Pterygota
Lang, 1888
Winged insects
223
917
1156
Families
Genera
Species
 
Taxom
 

Infraclass
 
Neoptera
van der Wulp, 1890
Modern Wing-folding insects
205
862
1060
Families
Genera
Species
 
Taxom
 

Superorder
 
Holometabola
Heider, 1889
Holometabolous Insects
163
750
932
Families
Genera
Species
 
Taxom
 

Order
 
Hymenoptera
Linnaeus, 1758
Ants, Bees, Sawflies, Wasps
36
135
146
Families
Genera
Species
 
Taxom
 


List of families for Clark County (Indiana)
36 Families width 146 Species and 1 Subspecies
#FDPCIHTAMBESVGX
Formicidae (Latreille, 1809)Ants33SpeciesTaxom
Diapriidae Latreille, 1796Diapriid wasps1SpeciesTaxom
Pergidae Rohwer, 1911Pergid flies1SpeciesTaxom
Cynipidae Latreille, 1802Cynipid gall wasps3SpeciesTaxom
Ichneumonidae Latreille, 1802Ichneumon flies9SpeciesTaxom
Halictidae Thomson, 1869Flower bees14SpeciesTaxom
Tenthredinidae Latreille, 1804Common sawflies8SpeciesTaxom
Figitidae Thomson, 1862Figitid wasps1SpeciesTaxom
Andrenidae Webster, 1913Andrenid bees4SpeciesTaxom
Pompilidae Latreille, 1805Pompilid wasps2SpeciesTaxom
Dryinidae Haliday, 1840Dryinid wasps0SpeciesTaxom
Megachilidae Schenk, 1860And Resin Bees8SpeciesTaxom
Apidae Latreille, 1802Bumble bees19SpeciesTaxom
Braconidae Latreille, 1829Braconid wasps4SpeciesTaxom
Eulophidae Westwood, 1829Eulophid wasps5SpeciesTaxom
Pteromalidae Dalman, 1820Pteromalid wasps1SpeciesTaxom
Argidae Konow, 1890Argid flies2SpeciesTaxom
Eupelmidae Walker, 1833Eupelmid wasps0SpeciesTaxom
Scoliidae Leach, 1815Mammoth wasps0SpeciesTaxom
Chrysididae Latreille, 1802Chrysidid wasps2SpeciesTaxom
Crabronidae Latreille, 1802Bee Wolves6SpeciesTaxom
Encyrtidae Walker, 1837Encyrtid wasps4SpeciesTaxom
Cimbicidae (Kirby, 1837)Cimbicid sawflies1SpeciesTaxom
Colletidae Lepeletier, 1841Colletid bees1SpeciesTaxom
Mutillidae André, 1907Cow ant0SpeciesTaxom
Megaspilidae Ashmead, 1893Megaspilid wasps0SpeciesTaxom
Vespidae (Leach, 1815)And Allies9SpeciesTaxom
Eurytomidae Walker, 1832Eurytomid wasps1SpeciesTaxom
Gasteruptiidae Ashmead, 1900Carrot Wasps1SpeciesTaxom
Xyelidae Newman, 1835Sawfly1SpeciesTaxom
Pelecinidae Haliday, 1839Ancestral And Modern Pelecinid Wasps1SpeciesTaxom
Mymaridae Haliday, 1833Fairflies0SpeciesTaxom
Sphecidae Latreille, 1802Digger & Sand wasps2SpeciesTaxom
Scelionidae Haliday, 1839Scelionid wasps0SpeciesTaxom
Siricidae Billberg, 1820Horntail1SpeciesTaxom
Xiphydriidae Leach, 1819Wood wasps1SpeciesTaxom


Genera for Clark County (Indiana)
135 Genera with 146 Species
#ABCDEFGHKLMNOPSTVXZ
Acanthomyops Mayr, 1863Citronella ants2SpeciesTaxom
Aclista Förster, 19091SpeciesTaxom
Acordulecera Say, 18361SpeciesTaxom
Acraspis Mayr, 19091SpeciesTaxom
Adelognathus Holmgren, 19901SpeciesTaxom
Agapostemon Guérin-Ménev..., 1872Agapostemon Sweat Bee1SpeciesTaxom
Aglaostigma Kirby, 1882
0SpeciesTaxom
Agrostocynips Diaz, 1976
0SpeciesTaxom
Amauronematus Konow, 1890
0SpeciesTaxom
Amblyopone Erichson, 18441SpeciesTaxom
Ametastegia Costa, 18141SpeciesTaxom
Andrena Fabricius, 1879Mining bee2SpeciesTaxom
Anoplius Dufour, 1923Blue-Black Spider Wasps2SpeciesTaxom
Anteon Jurine, 1807
0SpeciesTaxom
Anthidium Fabricius, 1758Carder Bees1SpeciesTaxom
Anthophora Latreille, 1837Common Digger Bees2SpeciesTaxom
Apanteles Forster, 19211SpeciesTaxom
Aphaenogaster Mayr, 1947Collared Ants1SpeciesTaxom
Apis Linnaeus, 1758Honey Bee1SpeciesTaxom
Aprostocetus Westwood, 1833
0SpeciesTaxom
Asaphes Walker, 18341SpeciesTaxom
Atomacera Say, 18361SpeciesTaxom
Augochlora Smith, 18371SpeciesTaxom
Augochlorella Sandhouse, 19101SpeciesTaxom
Augochloropsis Cockerell, 1897
0SpeciesTaxom
Bombus Latreille, 1773Bumble Bee13SpeciesTaxom
Bracon Fabricius, 1805
0SpeciesTaxom
Brasema Cameron, 1884
0SpeciesTaxom
Caliroa Costa, 1859
0SpeciesTaxom
Camponotus Mayr, 1893Black carpenter ant3SpeciesTaxom
Campsomeris Guérin-Ménev..., 1838
0SpeciesTaxom
Ceratochrysis Cooper, 1952
0SpeciesTaxom
Cerceris Latreille, 1912Weevil Wasp1SpeciesTaxom
Chorebus Haliday, 18951SpeciesTaxom
Chrysocharis Förster, 19872SpeciesTaxom
Chryspophagus1SpeciesTaxom
Cimbex Olivier, 18171SpeciesTaxom
Coelioxys Latreille, 1897Cuckoo Leaf-Cutter Bees1SpeciesTaxom
Colletes Latreille, 1802
Cellophane bees0SpeciesTaxom
Crematogaster Lund, 1836Acrobat Ants1SpeciesTaxom
Crossocerus Lepeletier d..., 1835
0SpeciesTaxom
Dasymutilla Ashmead, 1899
Cow Killer0SpeciesTaxom
Dendrocerus Ratzeburg, 1852
0SpeciesTaxom
Dialictus Robertson, 1902
0SpeciesTaxom
Dieunomia Cockerell, 18241SpeciesTaxom
Dinotrema Foerster, 1862
0SpeciesTaxom
Dolerus Panzer, 18611SpeciesTaxom
Dolichoderus Lund, 18701SpeciesTaxom
Dolichovespula Rohwer, 1775Aerial Yellowjackets2SpeciesTaxom
Ectemnius Dahlbom, 1790Squarehead Wasp1SpeciesTaxom
Empria Lepeletier &..., 18611SpeciesTaxom
Encyrtus Latreille, 1809
0SpeciesTaxom
Enicospilus Stephens, 19812SpeciesTaxom
Erythraspides Ashmead, 1898
0SpeciesTaxom
Eucera Scopoli, 1872Long-Horned Bees1SpeciesTaxom
Eurytoma Illiger, 19681SpeciesTaxom
Exeristes Förster, 18801SpeciesTaxom
Forelius Emery, 18631SpeciesTaxom
Formica Linnaeus, 1893And Field Ants6SpeciesTaxom
Galeopsomyia Girault, 1916
0SpeciesTaxom
Gasteruption Latreille, 17581SpeciesTaxom
Glyptapanteles Ashmead, 1904
0SpeciesTaxom
Halictus Latreille, 1791End-banded Furrow Bees2SpeciesTaxom
Holopyga Dahlbom, 01SpeciesTaxom
Hoplisoides Gribodo, 18721SpeciesTaxom
Hylaeus Fabricius, 1837Masked Bees1SpeciesTaxom
Kerita Ross, 19371SpeciesTaxom
Lagium Konow, 18601SpeciesTaxom
Lasioglossum Curtis, 1913Base-banded Furrow Bees6SpeciesTaxom
Lasius Fabricius, 1893Citronella ants6SpeciesTaxom
Lathrolestes Förster, 18971SpeciesTaxom
Leptopilina Foerster, 1869
0SpeciesTaxom
Lonchidia Thomson, 18621SpeciesTaxom
Macrophya Dahlbom, 18231SpeciesTaxom
Macroxyela Kirby, 18241SpeciesTaxom
Megachile Latreille, 1837And Resin Bees3SpeciesTaxom
Melissodes Latreille, 1878Long-horned Bee1SpeciesTaxom
Meromyzobia Ashmead, 19001SpeciesTaxom
Mesochorus Gravenhorst, 20041SpeciesTaxom
Mesoleptus Gravenhorst, 19891SpeciesTaxom
Microgaster Latreille, 18691SpeciesTaxom
Monomorium Mayr, 18671SpeciesTaxom
Myrmica Latreille, 19391SpeciesTaxom
Nematus Panzer, 1837Willow Sawflies1SpeciesTaxom
Netelia Gray, 1860
0SpeciesTaxom
Neuroterus Hartig, 17581SpeciesTaxom
Nomia Latreille, 19101SpeciesTaxom
Nylanderia Emery, 1922Crazy ants1SpeciesTaxom
Oenonogastra Ashmead, 1900
0SpeciesTaxom
Ooencyrtus Ashmead, 20102SpeciesTaxom
Osmia Panzer, 1864Mason bee2SpeciesTaxom
Oxybelus Latreille, 1797
0SpeciesTaxom
Pediobius Walker, 18391SpeciesTaxom
Pelecinus Latreille, 1773Pelecinid Wasps1SpeciesTaxom
Perdita Smith, 1824Fairy Bees2SpeciesTaxom
Phaenocarpa Förster, 1862
0SpeciesTaxom
Pheidole Westwood, 1863Big-headed Ants1SpeciesTaxom
Philanthus Fabricius, 1798Bee-hunters1SpeciesTaxom
Philonix Fitch, 01SpeciesTaxom
Pison Spinola, 1808
0SpeciesTaxom
Pnigalio Schrank, 18471SpeciesTaxom
Polistes Latreille, 1791Paper nest wasps2SpeciesTaxom
Polyergus Latreille, 1915Amazon ants1SpeciesTaxom
Polynema Haliday, 1833
0SpeciesTaxom
Ponera Latreille, 18661SpeciesTaxom
Praon Haliday, 20031SpeciesTaxom
Prenolepis Mayr, 1836False Honey Ants1SpeciesTaxom
Pseudomalus Ashmead, 17581SpeciesTaxom
Sceliphron Klug, 1773Black Mud-Dauber Wasps1SpeciesTaxom
Schizocerella Forsius, 18681SpeciesTaxom
Sphecodes Latreille, 1837Blood Bees1SpeciesTaxom
Sphex Linnaeus, 1763Digger wasps1SpeciesTaxom
Stelis Sw., 0Cuckoo Carder Bees1SpeciesTaxom
Stenamma Westwood, 18861SpeciesTaxom
Stenodyneriellus Giordani Soika, 19071SpeciesTaxom
Stictia Illiger, 17931SpeciesTaxom
Stigmatomma Roger, 1859
0SpeciesTaxom
Synhalonia Patton, 1879
0SpeciesTaxom
Syzeuctus Förster, 19781SpeciesTaxom
Tapinoma Förster, 18361SpeciesTaxom
Taxonus Hartig, 18361SpeciesTaxom
Telenomus Haliday, 1833
0SpeciesTaxom
Temnothorax Mayr, 1861
Acorn Ants0SpeciesTaxom
Tetramorium Mayr, 1758Fierce Ants2SpeciesTaxom
Tetrastichus Walker, 20051SpeciesTaxom
Thyreodon Brullé, 18111SpeciesTaxom
Tremex Jurine, 17631SpeciesTaxom
Trypoxylon Latreille, 17731SpeciesTaxom
Vespa Linnaeus, 1758Hornets2SpeciesTaxom
Vespula Thomson, 1904Ground Yellowjackets3SpeciesTaxom
Xenoglossa Smith, 0Large Squash Bees1SpeciesTaxom
Xiphydria Latreille, 18411SpeciesTaxom
Xyalaspis Hartig, 1843
0SpeciesTaxom
Xylocopa Latreille, 1802
Carpenter bees0SpeciesTaxom
Zaischnopsis Ashmead, 1904
0SpeciesTaxom


Species list for Clark County (Indiana)
146 Species and 1 Subspecies
Acanthomyops interjectus Mayr, 1866Larger yellow ant
Acanthomyops latipes Walsh, 1863
Aclista eucera Kieffer, 1909
Acordulecera dorsalis Say, 1836
Acraspis erinacei Beutenmüller, 1909Hedgehog Gall Wasp
Adelognathus chelonus Kasparyan, 1990
Agapostemon (Agapostemon) texanus Cresson, 1872Green sweat bee
Amblyopone pallipes Haldeman, 1844
Ametastegia articulata Klug, 1814
Andrena (Callandrena) accepta Viereck, 1916
Andrena (Melandrena) commoda Smith, 1879Advantaged Miner Bee
Anoplius (Anoplius) virginiensis Cresson, 1867
Anoplius (Lophopompilus) bengtssoni Regan, 1923
Anthidium (Anthidium) manicatum Linnaeus, 1758Continental Wool-carder Bee
Anthophora (Clisodon) terminalis Cresson, 1869Orange-Tipped Wood-Digger Bee
Anthophora (Melea) abrupta Say, 1837Vegetable hummingbird
Apanteles laevicoxis Muesebeck, 1921
Aphaenogaster rudis (Enzmann, J., 1947)⇒ Aphaenogaster piceum Wheeler, 1908
Apis (Apis) mellifera Linnaeus, 1758Drone-Bee
Asaphes suspensus Nees, 1834
Atomacera debilis Say, 1836
Augochlora (Augochlora) pura Say, 1837Augochlora Sweat Bee
Augochlorella persimilis Viereck, 1910
Bombus (Bombus) affinis Cresson, 1863Rusty patch bumble bee
Bombus (Bombus) terricola Kirby, 1837Yellow-banded Bumble Bee
Bombus (Fervidobombus) fervidus Fabricius, 1798Golden Northern Bumble Bee
Bombus (Fervidobombus) pensylvanicus De Geer, 1773American bumble bee
Bombus (Fraternobombus) fraternus Smith, 1854Southern plains bumble bee
Bombus (Psithyrus) citrinus Smith, 1854Lemon cuckoo bumble bee
Bombus (Psithyrus) variabilis (Cresson, 1872)⇒ Bombus humilis Illiger, 1806
Bombus (Pyrobombus) bimaculatus Cresson, 1863Two-spotted Bumble Bee
Bombus (Pyrobombus) huntii Greene, 1860Hunt bumble bee
Bombus (Pyrobombus) impatiens Cresson, 1863Common eastern bumble bee
Bombus (Pyrobombus) perplexus (Cresson, 1863)⇒ Bombus soroeensis Fabricius, 1776
Bombus (Pyrobombus) vagans Smith, 1854Half-black bumble bee
Bombus (Separatobombus) griseocollis (DeGeer, 1773)⇒ Bombus griseocollis De Geer, 1773
Camponotus (Camponotus) herculeanus Linnaeus, 1758Black carpenter ant
Camponotus (Camponotus) pennsylvanicus (De Geer, 1773)⇒ Camponotus pensylvanica De Geer, 1773
Camponotus (Myrmentoma) subbarbatus Emery, 1893Tapered pigtoe
Cerceris alaope Banks, 1912Shadow driftfish
Chorebus gyrinus Marshall, 1895
Chrysocharis (Chrysocharis) crassiscapus Thomson, 1878
Chrysocharis (Chrysocharis) tristis Hansson, 1987
Chryspophagus compressicornis
Cimbex americana (Leach, 1817)⇒ Cimbex americanus Leach, 1817
Coelioxys (Boreocoelioxys) sayi Robertson, 1897Say'S Cuckoo Leaf-Cutter Bee
Crematogaster (Crematogaster) lineolata Say, 1836
Dieunomia (Dieunomia) heteropoda Say, 1824Black-and-yellow cuthona
Dolerus similis Norton, 1861
Dolichoderus plagiatus Mayr, 1870Mottled Dolichoderus
Dolichovespula (Dolichovespula) maculata Linnaeus, 1763Bald hornet
Dolichovespula arenaria Fabricius, 1775Aerial yellowjacket
Ectemnius (Metacrabro) maculosus Gmelin, 1790
Empria maculata (Norton, 1861)⇒ Empria multicolor Norton, 1862
Enicospilus miscophus Gauld & Mitc..., 1981
Enicospilus spathius Gauld & Mitc..., 1981
Eucera (Synhalonia) belfragei Cresson, 1872
Eurytoma rubrigalla Bugbee, 1968
Exeristes comstockii Cresson, 1880
Forelius pruinosus Roger, 1863High noon ant
Formica (Serviformica) fusca (Linnaeus, 1758)⇒ Tetramorium caespitum Linnaeus, 1758
Formica glacialis Wheeler, W.M., 1908Rough razor
Formica montana (Wheeler, W.M., 1910)⇒ Formica lugubris Zetterstedt, 1838
Formica obscuripes Forel, 1886Thatching ant
Formica obscuriventris Mayr, 1870Northern Red Wood Ant
Formica ulkei Emery, 1893Tapered pigtoe
Gasteruption assectator Linnaeus, 1758
Halictus (Monilapis) confusus Smith, 1853Confusing Furrow Bee
Halictus (Protohalictus) rubicundus (Christ, 1791)⇒ Halictus rubicundus Christ, 1791
Holopyga ventralis
Hoplisoides costalis Cresson, 1872
Hylaeus (Prosopis) modestus Say, 1837Modest Masked Bee
Kerita fidala Ross, 1937
Lagium atroviolaceum Norton, 1860
Lasioglossum (Dialictus) laevissimum Smith, 1853Neighbor tagelus
Lasioglossum (Dialictus) versans Lovell, 1905Dull Metallic-Sweat Bee
Lasioglossum (Lasioglossum) coriaceum Smith, 1853Leathery Sweat Bee
Lasioglossum (Lasioglossum) leucozonium Schrank, 1781Sweat Bee
Lasioglossum (Lasioglossum) paraforbesii McGinley, 1986
Lasioglossum lasioglossum Strand, 1913
Lasius (Acanthomyops) claviger Roger, 1862Common Citronella Ant
Lasius (Cautolasius) flavus Fabricius, 1782Blond Field Ant
Lasius (Chthonolasius) minutus Emery, 1893Tapered pigtoe
Lasius (Chthonolasius) umbratus Nylander, 1846Yellow ant
Lasius (Lasius) alienus Foerster, 1850Alien field ant
Lasius (Lasius) neoniger Emery, 1893Cornfield ant
Lathrolestes platynus Davis, 1897
Lonchidia lissonota Thomson, 1862
Macrophya bifasciata Say, 1823
Macroxyela ferruginea Say, 1824
Megachile (Litomegachile) mendica Cresson, 1878Flat-tailed Leaf-cutter Bee
Megachile (Melanosarus) xylocopoides Smith, 1853Carpenter-mimic Leaf-cutter Bee
Megachile (Sayapis) pugnata Say, 1837Pugnacious Leaf-cutter Bee
Melissodes (Eumelissodes) agilis Cresson, 1878Agile Long-horned Bee
Meromyzobia unifasciata Ashmead, 1900
Mesochorus nematus Schwenke, 2004
Mesoleptus stigmus J. F. Zhang, 1989
Microgaster gelechiae Riley, 1869Suckling clover
Monomorium minimum (Buckley, 1867)⇒ Monomorium cyaneum Wheeler, 1914
Myrmica americana Weber, 1939
Nematus (Pteronidea) tibialis Newman, 1837Locust Sawfly
Neuroterus quercusbaccarum Linnaeus, 1758Common oak spangle-gall wasp
Nomia pattoni Cockerell, 1910
Nylanderia faisonensis Forel, 1922
Ooencyrtus aphidius Dang & Wang, 2002
Ooencyrtus proetus Noyes, 2010
Osmia (Helicosmia) caerulescens (Linnaeus, 1758)⇒ Osmia caerulescens Linnaeus, 1758
Osmia (Melanosmia) bucephala Cresson, 1864Bufflehead Mason Bee
Pediobius eubius Walker, 1839
Pelecinus polyturator Drury, 1773American Pelecinid Wasp
Perdita (Perdita) gerhardi Viereck, 1904
Perdita (Perdita) octomaculata Say, 1824Eight-Spotted Miner Bee
Pheidole pilifera Roger, 1863Hairy Big-Headed Ant
Philanthus ventilabris Fabricius, 1798Bee-killer wasp
Philonix nigircollis
Pnigalio minio Walker, 1847
Polistes (Aphanilopterus) metricus Say, 1831Metric Paper Wasp
Polistes (Polistes) dominula Christ, 1791European paper wasp
Polyergus montivagus (Wheeler, 1915)⇒ Polyergus lucidus Mayr, 1870
Ponera pennsylvanica Buckley, 1866Pennsylvania Ponera
Praon uroleucon Tomanovic & ..., 2003
Prenolepis imparis Say, 1836False Honey Ant
Pseudomalus auratus Linnaeus, 1758
Sceliphron (Sceliphron) caementarium (Drury, 1773)⇒ Chalybion ammophiloides Hensen, 1988
Schizocerella pilicornis Holmgren, 1868Portulaca sawfly
Sphecodes confertus Say, 1837Bi-Lobed Cuckoo Sweat Bee
Sphex pensylvanicus Linnaeus, 1763Chaparral bushmallow
Stelis (Stelidium) ashmeadiella
Stenamma brevicorne Mayr, 1886Aleutian cyclocardia
Stenodyneriellus heterospilus Cameron, 1907
Stictia carolina Fabricius, 1793Horse guard wasp
Syzeuctus diplolepis Townes, 1978
Tapinoma sessile Say, 1836Coconut ant
Taxonus epicera Say, 1836
Tetramorium caespitum Linnaeus, 1758Carpenter carditid
Tetramorium immigrans (Linnaeus, 1758)⇒ Tetramorium caespitum Linnaeus, 1758
Tetrastichus apanteles Khan, Agniho..., 2005
Thyreodon atricolor Olivier, 1811
Tremex columba Linnaeus, 1763Pigeon tremex
Trypoxylon (Trypargilum) politum Drury, 1773Organ-pipe mud dauber wasp
Vespa crabro Linnaeus, 1758Cornish mallow
Vespa crabro crabro Linnaeus, 1758
Vespula (Paravespula) germanica Fabricius, 1793European wasp
Vespula flavopilosa Jacobson, 1978Downy Yellowjacket
Vespula intermedia (du Buysson, 1904)⇒ Vespula yichunensis Lee, 1986
Xenoglossa spriuna
Xiphydria mellipes Harris, 1841

Subnodes of Hymenoptera with occurrences in Clark County (Indiana)
SuborderApocrita
Gerstaecker, 1867
Ants, Bees, Narrow-waisted hymenopterans, Parasitic wasps, True wasps, Wasps
29
116
131
Families
Genera
Species

Taxom

SuborderSymphyta
Gerstäcker, 1867
Horntails, Sawflies, Woodwasps
7
19
15
Families
Genera
Species

Taxom



Links, sources and further information
Hymenoptera at bacs-s02.bacs.uq.edu.au
Hymenoptera at hol.osu.edu
Hymenoptera at landcareresearch.co.nz
Hymenoptera at papua-insects.nl
Hymenoptera at zoologie.umons.ac.be
Hymenoptera at artfakta.se
Hymenoptera at dyntaxa.se
Hymenoptera at gbif.org
Hymenoptera at irmng.org
Hymenoptera at itis.gov